| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/zipstrm.h |
| 3 | // Purpose: Streams for Zip files |
| 4 | // Author: Mike Wetherell |
| 5 | // RCS-ID: $Id$ |
| 6 | // Copyright: (c) Mike Wetherell |
| 7 | // Licence: wxWindows licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | #ifndef _WX_WXZIPSTREAM_H__ |
| 11 | #define _WX_WXZIPSTREAM_H__ |
| 12 | |
| 13 | #include "wx/defs.h" |
| 14 | |
| 15 | #if wxUSE_ZIPSTREAM |
| 16 | |
| 17 | #include "wx/archive.h" |
| 18 | #include "wx/filename.h" |
| 19 | |
| 20 | // some methods from wxZipInputStream and wxZipOutputStream stream do not get |
| 21 | // exported/imported when compiled with Mingw versions before 3.4.2. So they |
| 22 | // are imported/exported individually as a workaround |
| 23 | #if (defined(__GNUWIN32__) || defined(__MINGW32__)) \ |
| 24 | && (!defined __GNUC__ \ |
| 25 | || !defined __GNUC_MINOR__ \ |
| 26 | || !defined __GNUC_PATCHLEVEL__ \ |
| 27 | || __GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ < 30402) |
| 28 | #define WXZIPFIX WXDLLIMPEXP_BASE |
| 29 | #else |
| 30 | #define WXZIPFIX |
| 31 | #endif |
| 32 | |
| 33 | ///////////////////////////////////////////////////////////////////////////// |
| 34 | // constants |
| 35 | |
| 36 | // Compression Method, only 0 (store) and 8 (deflate) are supported here |
| 37 | // |
| 38 | enum wxZipMethod |
| 39 | { |
| 40 | wxZIP_METHOD_STORE, |
| 41 | wxZIP_METHOD_SHRINK, |
| 42 | wxZIP_METHOD_REDUCE1, |
| 43 | wxZIP_METHOD_REDUCE2, |
| 44 | wxZIP_METHOD_REDUCE3, |
| 45 | wxZIP_METHOD_REDUCE4, |
| 46 | wxZIP_METHOD_IMPLODE, |
| 47 | wxZIP_METHOD_TOKENIZE, |
| 48 | wxZIP_METHOD_DEFLATE, |
| 49 | wxZIP_METHOD_DEFLATE64, |
| 50 | wxZIP_METHOD_BZIP2 = 12, |
| 51 | wxZIP_METHOD_DEFAULT = 0xffff |
| 52 | }; |
| 53 | |
| 54 | // Originating File-System. |
| 55 | // |
| 56 | // These are Pkware's values. Note that Info-zip disagree on some of them, |
| 57 | // most notably NTFS. |
| 58 | // |
| 59 | enum wxZipSystem |
| 60 | { |
| 61 | wxZIP_SYSTEM_MSDOS, |
| 62 | wxZIP_SYSTEM_AMIGA, |
| 63 | wxZIP_SYSTEM_OPENVMS, |
| 64 | wxZIP_SYSTEM_UNIX, |
| 65 | wxZIP_SYSTEM_VM_CMS, |
| 66 | wxZIP_SYSTEM_ATARI_ST, |
| 67 | wxZIP_SYSTEM_OS2_HPFS, |
| 68 | wxZIP_SYSTEM_MACINTOSH, |
| 69 | wxZIP_SYSTEM_Z_SYSTEM, |
| 70 | wxZIP_SYSTEM_CPM, |
| 71 | wxZIP_SYSTEM_WINDOWS_NTFS, |
| 72 | wxZIP_SYSTEM_MVS, |
| 73 | wxZIP_SYSTEM_VSE, |
| 74 | wxZIP_SYSTEM_ACORN_RISC, |
| 75 | wxZIP_SYSTEM_VFAT, |
| 76 | wxZIP_SYSTEM_ALTERNATE_MVS, |
| 77 | wxZIP_SYSTEM_BEOS, |
| 78 | wxZIP_SYSTEM_TANDEM, |
| 79 | wxZIP_SYSTEM_OS_400 |
| 80 | }; |
| 81 | |
| 82 | // Dos/Win file attributes |
| 83 | // |
| 84 | enum wxZipAttributes |
| 85 | { |
| 86 | wxZIP_A_RDONLY = 0x01, |
| 87 | wxZIP_A_HIDDEN = 0x02, |
| 88 | wxZIP_A_SYSTEM = 0x04, |
| 89 | wxZIP_A_SUBDIR = 0x10, |
| 90 | wxZIP_A_ARCH = 0x20, |
| 91 | |
| 92 | wxZIP_A_MASK = 0x37 |
| 93 | }; |
| 94 | |
| 95 | // Values for the flags field in the zip headers |
| 96 | // |
| 97 | enum wxZipFlags |
| 98 | { |
| 99 | wxZIP_ENCRYPTED = 0x0001, |
| 100 | wxZIP_DEFLATE_NORMAL = 0x0000, // normal compression |
| 101 | wxZIP_DEFLATE_EXTRA = 0x0002, // extra compression |
| 102 | wxZIP_DEFLATE_FAST = 0x0004, // fast compression |
| 103 | wxZIP_DEFLATE_SUPERFAST = 0x0006, // superfast compression |
| 104 | wxZIP_DEFLATE_MASK = 0x0006, |
| 105 | wxZIP_SUMS_FOLLOW = 0x0008, // crc and sizes come after the data |
| 106 | wxZIP_ENHANCED = 0x0010, |
| 107 | wxZIP_PATCH = 0x0020, |
| 108 | wxZIP_STRONG_ENC = 0x0040, |
| 109 | wxZIP_UNUSED = 0x0F80, |
| 110 | wxZIP_RESERVED = 0xF000 |
| 111 | }; |
| 112 | |
| 113 | // Forward decls |
| 114 | // |
| 115 | class WXDLLIMPEXP_FWD_BASE wxZipEntry; |
| 116 | class WXDLLIMPEXP_FWD_BASE wxZipInputStream; |
| 117 | |
| 118 | |
| 119 | ///////////////////////////////////////////////////////////////////////////// |
| 120 | // wxZipNotifier |
| 121 | |
| 122 | class WXDLLIMPEXP_BASE wxZipNotifier |
| 123 | { |
| 124 | public: |
| 125 | virtual ~wxZipNotifier() { } |
| 126 | |
| 127 | virtual void OnEntryUpdated(wxZipEntry& entry) = 0; |
| 128 | }; |
| 129 | |
| 130 | |
| 131 | ///////////////////////////////////////////////////////////////////////////// |
| 132 | // Zip Entry - holds the meta data for a file in the zip |
| 133 | |
| 134 | class WXDLLIMPEXP_BASE wxZipEntry : public wxArchiveEntry |
| 135 | { |
| 136 | public: |
| 137 | wxZipEntry(const wxString& name = wxEmptyString, |
| 138 | const wxDateTime& dt = wxDateTime::Now(), |
| 139 | wxFileOffset size = wxInvalidOffset); |
| 140 | virtual ~wxZipEntry(); |
| 141 | |
| 142 | wxZipEntry(const wxZipEntry& entry); |
| 143 | wxZipEntry& operator=(const wxZipEntry& entry); |
| 144 | |
| 145 | // Get accessors |
| 146 | wxDateTime GetDateTime() const { return m_DateTime; } |
| 147 | wxFileOffset GetSize() const { return m_Size; } |
| 148 | wxFileOffset GetOffset() const { return m_Offset; } |
| 149 | wxString GetInternalName() const { return m_Name; } |
| 150 | int GetMethod() const { return m_Method; } |
| 151 | int GetFlags() const { return m_Flags; } |
| 152 | wxUint32 GetCrc() const { return m_Crc; } |
| 153 | wxFileOffset GetCompressedSize() const { return m_CompressedSize; } |
| 154 | int GetSystemMadeBy() const { return m_SystemMadeBy; } |
| 155 | wxString GetComment() const { return m_Comment; } |
| 156 | wxUint32 GetExternalAttributes() const { return m_ExternalAttributes; } |
| 157 | wxPathFormat GetInternalFormat() const { return wxPATH_UNIX; } |
| 158 | int GetMode() const; |
| 159 | const char *GetLocalExtra() const; |
| 160 | size_t GetLocalExtraLen() const; |
| 161 | const char *GetExtra() const; |
| 162 | size_t GetExtraLen() const; |
| 163 | wxString GetName(wxPathFormat format = wxPATH_NATIVE) const; |
| 164 | |
| 165 | // is accessors |
| 166 | inline bool IsDir() const; |
| 167 | inline bool IsText() const; |
| 168 | inline bool IsReadOnly() const; |
| 169 | inline bool IsMadeByUnix() const; |
| 170 | |
| 171 | // set accessors |
| 172 | void SetDateTime(const wxDateTime& dt) { m_DateTime = dt; } |
| 173 | void SetSize(wxFileOffset size) { m_Size = size; } |
| 174 | void SetMethod(int method) { m_Method = (wxUint16)method; } |
| 175 | void SetComment(const wxString& comment) { m_Comment = comment; } |
| 176 | void SetExternalAttributes(wxUint32 attr ) { m_ExternalAttributes = attr; } |
| 177 | void SetSystemMadeBy(int system); |
| 178 | void SetMode(int mode); |
| 179 | void SetExtra(const char *extra, size_t len); |
| 180 | void SetLocalExtra(const char *extra, size_t len); |
| 181 | |
| 182 | inline void SetName(const wxString& name, |
| 183 | wxPathFormat format = wxPATH_NATIVE); |
| 184 | |
| 185 | static wxString GetInternalName(const wxString& name, |
| 186 | wxPathFormat format = wxPATH_NATIVE, |
| 187 | bool *pIsDir = NULL); |
| 188 | |
| 189 | // set is accessors |
| 190 | void SetIsDir(bool isDir = true); |
| 191 | inline void SetIsReadOnly(bool isReadOnly = true); |
| 192 | inline void SetIsText(bool isText = true); |
| 193 | |
| 194 | wxZipEntry *Clone() const { return ZipClone(); } |
| 195 | |
| 196 | void SetNotifier(wxZipNotifier& notifier); |
| 197 | void UnsetNotifier(); |
| 198 | |
| 199 | protected: |
| 200 | // Internal attributes |
| 201 | enum { TEXT_ATTR = 1 }; |
| 202 | |
| 203 | // protected Get accessors |
| 204 | int GetVersionNeeded() const { return m_VersionNeeded; } |
| 205 | wxFileOffset GetKey() const { return m_Key; } |
| 206 | int GetVersionMadeBy() const { return m_VersionMadeBy; } |
| 207 | int GetDiskStart() const { return m_DiskStart; } |
| 208 | int GetInternalAttributes() const { return m_InternalAttributes; } |
| 209 | |
| 210 | void SetVersionNeeded(int version) { m_VersionNeeded = (wxUint16)version; } |
| 211 | void SetOffset(wxFileOffset offset) { m_Offset = offset; } |
| 212 | void SetFlags(int flags) { m_Flags = (wxUint16)flags; } |
| 213 | void SetVersionMadeBy(int version) { m_VersionMadeBy = (wxUint8)version; } |
| 214 | void SetCrc(wxUint32 crc) { m_Crc = crc; } |
| 215 | void SetCompressedSize(wxFileOffset size) { m_CompressedSize = size; } |
| 216 | void SetKey(wxFileOffset offset) { m_Key = offset; } |
| 217 | void SetDiskStart(int start) { m_DiskStart = (wxUint16)start; } |
| 218 | void SetInternalAttributes(int attr) { m_InternalAttributes = (wxUint16)attr; } |
| 219 | |
| 220 | virtual wxZipEntry *ZipClone() const { return new wxZipEntry(*this); } |
| 221 | |
| 222 | void Notify(); |
| 223 | |
| 224 | private: |
| 225 | wxArchiveEntry* DoClone() const { return ZipClone(); } |
| 226 | |
| 227 | size_t ReadLocal(wxInputStream& stream, wxMBConv& conv); |
| 228 | size_t WriteLocal(wxOutputStream& stream, wxMBConv& conv) const; |
| 229 | |
| 230 | size_t ReadCentral(wxInputStream& stream, wxMBConv& conv); |
| 231 | size_t WriteCentral(wxOutputStream& stream, wxMBConv& conv) const; |
| 232 | |
| 233 | size_t ReadDescriptor(wxInputStream& stream); |
| 234 | size_t WriteDescriptor(wxOutputStream& stream, wxUint32 crc, |
| 235 | wxFileOffset compressedSize, wxFileOffset size); |
| 236 | |
| 237 | wxUint8 m_SystemMadeBy; // one of enum wxZipSystem |
| 238 | wxUint8 m_VersionMadeBy; // major * 10 + minor |
| 239 | |
| 240 | wxUint16 m_VersionNeeded; // ver needed to extract (20 i.e. v2.0) |
| 241 | wxUint16 m_Flags; |
| 242 | wxUint16 m_Method; // compression method (one of wxZipMethod) |
| 243 | wxDateTime m_DateTime; |
| 244 | wxUint32 m_Crc; |
| 245 | wxFileOffset m_CompressedSize; |
| 246 | wxFileOffset m_Size; |
| 247 | wxString m_Name; // in internal format |
| 248 | wxFileOffset m_Key; // the original offset for copied entries |
| 249 | wxFileOffset m_Offset; // file offset of the entry |
| 250 | |
| 251 | wxString m_Comment; |
| 252 | wxUint16 m_DiskStart; // for multidisk archives, not unsupported |
| 253 | wxUint16 m_InternalAttributes; // bit 0 set for text files |
| 254 | wxUint32 m_ExternalAttributes; // system specific depends on SystemMadeBy |
| 255 | |
| 256 | class wxZipMemory *m_Extra; |
| 257 | class wxZipMemory *m_LocalExtra; |
| 258 | |
| 259 | wxZipNotifier *m_zipnotifier; |
| 260 | class wxZipWeakLinks *m_backlink; |
| 261 | |
| 262 | friend class wxZipInputStream; |
| 263 | friend class wxZipOutputStream; |
| 264 | |
| 265 | DECLARE_DYNAMIC_CLASS(wxZipEntry) |
| 266 | }; |
| 267 | |
| 268 | |
| 269 | ///////////////////////////////////////////////////////////////////////////// |
| 270 | // wxZipOutputStream |
| 271 | |
| 272 | WX_DECLARE_LIST_WITH_DECL(wxZipEntry, wxZipEntryList_, class WXDLLIMPEXP_BASE); |
| 273 | |
| 274 | class WXDLLIMPEXP_BASE wxZipOutputStream : public wxArchiveOutputStream |
| 275 | { |
| 276 | public: |
| 277 | wxZipOutputStream(wxOutputStream& stream, |
| 278 | int level = -1, |
| 279 | wxMBConv& conv = wxConvLocal); |
| 280 | wxZipOutputStream(wxOutputStream *stream, |
| 281 | int level = -1, |
| 282 | wxMBConv& conv = wxConvLocal); |
| 283 | virtual WXZIPFIX ~wxZipOutputStream(); |
| 284 | |
| 285 | bool PutNextEntry(wxZipEntry *entry) { return DoCreate(entry); } |
| 286 | |
| 287 | bool WXZIPFIX PutNextEntry(const wxString& name, |
| 288 | const wxDateTime& dt = wxDateTime::Now(), |
| 289 | wxFileOffset size = wxInvalidOffset); |
| 290 | |
| 291 | bool WXZIPFIX PutNextDirEntry(const wxString& name, |
| 292 | const wxDateTime& dt = wxDateTime::Now()); |
| 293 | |
| 294 | bool WXZIPFIX CopyEntry(wxZipEntry *entry, wxZipInputStream& inputStream); |
| 295 | bool WXZIPFIX CopyArchiveMetaData(wxZipInputStream& inputStream); |
| 296 | |
| 297 | void WXZIPFIX Sync(); |
| 298 | bool WXZIPFIX CloseEntry(); |
| 299 | bool WXZIPFIX Close(); |
| 300 | |
| 301 | void SetComment(const wxString& comment) { m_Comment = comment; } |
| 302 | |
| 303 | int GetLevel() const { return m_level; } |
| 304 | void WXZIPFIX SetLevel(int level); |
| 305 | |
| 306 | protected: |
| 307 | virtual size_t WXZIPFIX OnSysWrite(const void *buffer, size_t size); |
| 308 | virtual wxFileOffset OnSysTell() const { return m_entrySize; } |
| 309 | |
| 310 | // this protected interface isn't yet finalised |
| 311 | struct Buffer { const char *m_data; size_t m_size; }; |
| 312 | virtual wxOutputStream* WXZIPFIX OpenCompressor(wxOutputStream& stream, |
| 313 | wxZipEntry& entry, |
| 314 | const Buffer bufs[]); |
| 315 | virtual bool WXZIPFIX CloseCompressor(wxOutputStream *comp); |
| 316 | |
| 317 | bool IsParentSeekable() const |
| 318 | { return m_offsetAdjustment != wxInvalidOffset; } |
| 319 | |
| 320 | private: |
| 321 | void Init(int level); |
| 322 | |
| 323 | bool WXZIPFIX PutNextEntry(wxArchiveEntry *entry); |
| 324 | bool WXZIPFIX CopyEntry(wxArchiveEntry *entry, wxArchiveInputStream& stream); |
| 325 | bool WXZIPFIX CopyArchiveMetaData(wxArchiveInputStream& stream); |
| 326 | |
| 327 | bool IsOpened() const { return m_comp || m_pending; } |
| 328 | |
| 329 | bool DoCreate(wxZipEntry *entry, bool raw = false); |
| 330 | void CreatePendingEntry(const void *buffer, size_t size); |
| 331 | void CreatePendingEntry(); |
| 332 | |
| 333 | class wxStoredOutputStream *m_store; |
| 334 | class wxZlibOutputStream2 *m_deflate; |
| 335 | class wxZipStreamLink *m_backlink; |
| 336 | wxZipEntryList_ m_entries; |
| 337 | char *m_initialData; |
| 338 | size_t m_initialSize; |
| 339 | wxZipEntry *m_pending; |
| 340 | bool m_raw; |
| 341 | wxFileOffset m_headerOffset; |
| 342 | size_t m_headerSize; |
| 343 | wxFileOffset m_entrySize; |
| 344 | wxUint32 m_crcAccumulator; |
| 345 | wxOutputStream *m_comp; |
| 346 | int m_level; |
| 347 | wxFileOffset m_offsetAdjustment; |
| 348 | wxString m_Comment; |
| 349 | |
| 350 | DECLARE_NO_COPY_CLASS(wxZipOutputStream) |
| 351 | }; |
| 352 | |
| 353 | |
| 354 | ///////////////////////////////////////////////////////////////////////////// |
| 355 | // wxZipInputStream |
| 356 | |
| 357 | class WXDLLIMPEXP_BASE wxZipInputStream : public wxArchiveInputStream |
| 358 | { |
| 359 | public: |
| 360 | typedef wxZipEntry entry_type; |
| 361 | |
| 362 | wxZipInputStream(wxInputStream& stream, wxMBConv& conv = wxConvLocal); |
| 363 | wxZipInputStream(wxInputStream *stream, wxMBConv& conv = wxConvLocal); |
| 364 | |
| 365 | #if WXWIN_COMPATIBILITY_2_6 && wxUSE_FFILE |
| 366 | wxZipInputStream(const wxString& archive, const wxString& file) |
| 367 | : wxArchiveInputStream(OpenFile(archive), wxConvLocal) { Init(file); } |
| 368 | #endif |
| 369 | |
| 370 | virtual WXZIPFIX ~wxZipInputStream(); |
| 371 | |
| 372 | bool OpenEntry(wxZipEntry& entry) { return DoOpen(&entry); } |
| 373 | bool WXZIPFIX CloseEntry(); |
| 374 | |
| 375 | wxZipEntry *GetNextEntry(); |
| 376 | |
| 377 | wxString WXZIPFIX GetComment(); |
| 378 | int WXZIPFIX GetTotalEntries(); |
| 379 | |
| 380 | virtual wxFileOffset GetLength() const { return m_entry.GetSize(); } |
| 381 | |
| 382 | protected: |
| 383 | size_t WXZIPFIX OnSysRead(void *buffer, size_t size); |
| 384 | wxFileOffset OnSysTell() const { return m_decomp ? m_decomp->TellI() : 0; } |
| 385 | |
| 386 | #if WXWIN_COMPATIBILITY_2_6 |
| 387 | wxFileOffset WXZIPFIX OnSysSeek(wxFileOffset seek, wxSeekMode mode); |
| 388 | #endif |
| 389 | |
| 390 | // this protected interface isn't yet finalised |
| 391 | virtual wxInputStream* WXZIPFIX OpenDecompressor(wxInputStream& stream); |
| 392 | virtual bool WXZIPFIX CloseDecompressor(wxInputStream *decomp); |
| 393 | |
| 394 | private: |
| 395 | void Init(); |
| 396 | void Init(const wxString& file); |
| 397 | #if WXWIN_COMPATIBILITY_2_6 && wxUSE_FFILE |
| 398 | static wxInputStream *OpenFile(const wxString& archive); |
| 399 | #endif |
| 400 | |
| 401 | wxArchiveEntry *DoGetNextEntry() { return GetNextEntry(); } |
| 402 | |
| 403 | bool WXZIPFIX OpenEntry(wxArchiveEntry& entry); |
| 404 | |
| 405 | wxStreamError ReadLocal(bool readEndRec = false); |
| 406 | wxStreamError ReadCentral(); |
| 407 | |
| 408 | wxUint32 ReadSignature(); |
| 409 | bool FindEndRecord(); |
| 410 | bool LoadEndRecord(); |
| 411 | |
| 412 | bool AtHeader() const { return m_headerSize == 0; } |
| 413 | bool AfterHeader() const { return m_headerSize > 0 && !m_decomp; } |
| 414 | bool IsOpened() const { return m_decomp != NULL; } |
| 415 | |
| 416 | wxZipStreamLink *MakeLink(wxZipOutputStream *out); |
| 417 | |
| 418 | bool DoOpen(wxZipEntry *entry = NULL, bool raw = false); |
| 419 | bool OpenDecompressor(bool raw = false); |
| 420 | |
| 421 | class wxStoredInputStream *m_store; |
| 422 | class wxZlibInputStream2 *m_inflate; |
| 423 | class wxRawInputStream *m_rawin; |
| 424 | wxZipEntry m_entry; |
| 425 | bool m_raw; |
| 426 | size_t m_headerSize; |
| 427 | wxUint32 m_crcAccumulator; |
| 428 | wxInputStream *m_decomp; |
| 429 | bool m_parentSeekable; |
| 430 | class wxZipWeakLinks *m_weaklinks; |
| 431 | class wxZipStreamLink *m_streamlink; |
| 432 | wxFileOffset m_offsetAdjustment; |
| 433 | wxFileOffset m_position; |
| 434 | wxUint32 m_signature; |
| 435 | size_t m_TotalEntries; |
| 436 | wxString m_Comment; |
| 437 | |
| 438 | friend bool wxZipOutputStream::CopyEntry( |
| 439 | wxZipEntry *entry, wxZipInputStream& inputStream); |
| 440 | friend bool wxZipOutputStream::CopyArchiveMetaData( |
| 441 | wxZipInputStream& inputStream); |
| 442 | |
| 443 | #if WXWIN_COMPATIBILITY_2_6 |
| 444 | bool m_allowSeeking; |
| 445 | friend class wxArchiveFSHandler; |
| 446 | #endif |
| 447 | |
| 448 | DECLARE_NO_COPY_CLASS(wxZipInputStream) |
| 449 | }; |
| 450 | |
| 451 | |
| 452 | ///////////////////////////////////////////////////////////////////////////// |
| 453 | // Iterators |
| 454 | |
| 455 | #if wxUSE_STL || defined WX_TEST_ARCHIVE_ITERATOR |
| 456 | typedef wxArchiveIterator<wxZipInputStream> wxZipIter; |
| 457 | typedef wxArchiveIterator<wxZipInputStream, |
| 458 | std::pair<wxString, wxZipEntry*> > wxZipPairIter; |
| 459 | #endif |
| 460 | |
| 461 | |
| 462 | ///////////////////////////////////////////////////////////////////////////// |
| 463 | // wxZipClassFactory |
| 464 | |
| 465 | class WXDLLIMPEXP_BASE wxZipClassFactory : public wxArchiveClassFactory |
| 466 | { |
| 467 | public: |
| 468 | typedef wxZipEntry entry_type; |
| 469 | typedef wxZipInputStream instream_type; |
| 470 | typedef wxZipOutputStream outstream_type; |
| 471 | typedef wxZipNotifier notifier_type; |
| 472 | #if wxUSE_STL || defined WX_TEST_ARCHIVE_ITERATOR |
| 473 | typedef wxZipIter iter_type; |
| 474 | typedef wxZipPairIter pairiter_type; |
| 475 | #endif |
| 476 | |
| 477 | wxZipClassFactory(); |
| 478 | |
| 479 | wxZipEntry *NewEntry() const |
| 480 | { return new wxZipEntry; } |
| 481 | wxZipInputStream *NewStream(wxInputStream& stream) const |
| 482 | { return new wxZipInputStream(stream, GetConv()); } |
| 483 | wxZipOutputStream *NewStream(wxOutputStream& stream) const |
| 484 | { return new wxZipOutputStream(stream, -1, GetConv()); } |
| 485 | wxZipInputStream *NewStream(wxInputStream *stream) const |
| 486 | { return new wxZipInputStream(stream, GetConv()); } |
| 487 | wxZipOutputStream *NewStream(wxOutputStream *stream) const |
| 488 | { return new wxZipOutputStream(stream, -1, GetConv()); } |
| 489 | |
| 490 | wxString GetInternalName(const wxString& name, |
| 491 | wxPathFormat format = wxPATH_NATIVE) const |
| 492 | { return wxZipEntry::GetInternalName(name, format); } |
| 493 | |
| 494 | const wxChar * const *GetProtocols(wxStreamProtocolType type |
| 495 | = wxSTREAM_PROTOCOL) const; |
| 496 | |
| 497 | protected: |
| 498 | wxArchiveEntry *DoNewEntry() const |
| 499 | { return NewEntry(); } |
| 500 | wxArchiveInputStream *DoNewStream(wxInputStream& stream) const |
| 501 | { return NewStream(stream); } |
| 502 | wxArchiveOutputStream *DoNewStream(wxOutputStream& stream) const |
| 503 | { return NewStream(stream); } |
| 504 | wxArchiveInputStream *DoNewStream(wxInputStream *stream) const |
| 505 | { return NewStream(stream); } |
| 506 | wxArchiveOutputStream *DoNewStream(wxOutputStream *stream) const |
| 507 | { return NewStream(stream); } |
| 508 | |
| 509 | private: |
| 510 | DECLARE_DYNAMIC_CLASS(wxZipClassFactory) |
| 511 | }; |
| 512 | |
| 513 | |
| 514 | ///////////////////////////////////////////////////////////////////////////// |
| 515 | // wxZipEntry inlines |
| 516 | |
| 517 | inline bool wxZipEntry::IsText() const |
| 518 | { |
| 519 | return (m_InternalAttributes & TEXT_ATTR) != 0; |
| 520 | } |
| 521 | |
| 522 | inline bool wxZipEntry::IsDir() const |
| 523 | { |
| 524 | return (m_ExternalAttributes & wxZIP_A_SUBDIR) != 0; |
| 525 | } |
| 526 | |
| 527 | inline bool wxZipEntry::IsReadOnly() const |
| 528 | { |
| 529 | return (m_ExternalAttributes & wxZIP_A_RDONLY) != 0; |
| 530 | } |
| 531 | |
| 532 | inline bool wxZipEntry::IsMadeByUnix() const |
| 533 | { |
| 534 | const int pattern = |
| 535 | (1 << wxZIP_SYSTEM_OPENVMS) | |
| 536 | (1 << wxZIP_SYSTEM_UNIX) | |
| 537 | (1 << wxZIP_SYSTEM_ATARI_ST) | |
| 538 | (1 << wxZIP_SYSTEM_ACORN_RISC) | |
| 539 | (1 << wxZIP_SYSTEM_BEOS) | (1 << wxZIP_SYSTEM_TANDEM); |
| 540 | |
| 541 | // note: some unix zippers put madeby = dos |
| 542 | return (m_SystemMadeBy == wxZIP_SYSTEM_MSDOS |
| 543 | && (m_ExternalAttributes & ~0xFFFF)) |
| 544 | || ((pattern >> m_SystemMadeBy) & 1); |
| 545 | } |
| 546 | |
| 547 | inline void wxZipEntry::SetIsText(bool isText) |
| 548 | { |
| 549 | if (isText) |
| 550 | m_InternalAttributes |= TEXT_ATTR; |
| 551 | else |
| 552 | m_InternalAttributes &= ~TEXT_ATTR; |
| 553 | } |
| 554 | |
| 555 | inline void wxZipEntry::SetIsReadOnly(bool isReadOnly) |
| 556 | { |
| 557 | if (isReadOnly) |
| 558 | SetMode(GetMode() & ~0222); |
| 559 | else |
| 560 | SetMode(GetMode() | 0200); |
| 561 | } |
| 562 | |
| 563 | inline void wxZipEntry::SetName(const wxString& name, |
| 564 | wxPathFormat format /*=wxPATH_NATIVE*/) |
| 565 | { |
| 566 | bool isDir; |
| 567 | m_Name = GetInternalName(name, format, &isDir); |
| 568 | SetIsDir(isDir); |
| 569 | } |
| 570 | |
| 571 | |
| 572 | #endif // wxUSE_ZIPSTREAM |
| 573 | |
| 574 | #endif // _WX_WXZIPSTREAM_H__ |